[ 38.898563] ------------[ cut here ]------------ [ 38.899485] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.901546] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 38.903010] Modules linked in: [ 38.903663] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.907053] Tainted: [W]=WARN [ 38.907737] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.909225] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.910161] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 38.913345] RSP: 0018:ffff888018df7bc0 EFLAGS: 00010286 [ 38.914327] RAX: 0000000000000000 RBX: ffffed10031bef78 RCX: ffffffff813a4050 [ 38.915626] RDX: ffff888007061bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.916918] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031bef2f [ 38.918230] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.919520] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018df7df8 [ 38.920805] FS: 00007f3a37cc0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.922274] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.923344] CR2: 00007ffccf641ef7 CR3: 000000000e45a000 CR4: 0000000000350ef0 [ 38.924642] Call Trace: [ 38.925111] [ 38.925581] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.926522] ? __create_object+0x59/0x80 [ 38.927261] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.928244] __vmalloc_noprof+0x59/0x60 [ 38.929006] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.929894] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.930837] bpf_prog_alloc+0x39/0x200 [ 38.931589] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.932515] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.933381] do_seccomp+0x349/0x25e0 [ 38.934119] ? find_held_lock+0x2b/0x80 [ 38.934894] ? do_prlimit+0x310/0x610 [ 38.935651] ? __pfx_do_seccomp+0x10/0x10 [ 38.936390] ? do_raw_spin_unlock+0x53/0x220 [ 38.937231] ? _raw_spin_unlock+0x1e/0x40 [ 38.938035] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.938998] ? static_key_count+0x60/0x80 [ 38.939806] prctl_set_seccomp+0x4e/0x70 [ 38.940593] __do_sys_prctl+0xe6c/0x1d70 [ 38.941332] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.942201] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.943182] ? irqentry_exit+0xf3/0x650 [ 38.943947] do_syscall_64+0xbf/0x430 [ 38.944697] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.945642] RIP: 0033:0x7f3a381b25cd [ 38.946330] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 38.949529] RSP: 002b:00007ffccf640830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.950914] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a381b25cd [ 38.952189] RDX: 000055f710692e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.953470] RBP: 00007ffccf640890 R08: 0000000000000000 R09: 00007ffccf63ff30 [ 38.954741] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f7479b7bf0 [ 38.956003] R13: 00007ffccf640cc0 R14: 000055f7479c1380 R15: 000055f7479cc460 [ 38.957293] [ 38.957773] irq event stamp: 2063 [ 38.958370] hardirqs last enabled at (2071): [] __up_console_sem+0x78/0x80 [ 38.959402] hardirqs last disabled at (2080): [] __up_console_sem+0x5d/0x80 [ 38.960370] softirqs last enabled at (1984): [] handle_softirqs+0x50c/0x770 [ 38.961360] softirqs last disabled at (1979): [] __irq_exit_rcu+0xc4/0x100 [ 38.962342] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.775575] ------------[ cut here ]------------ [ 41.776137] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.777444] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 41.778349] Modules linked in: [ 41.778765] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.780007] Tainted: [W]=WARN [ 41.780352] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.781283] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.781879] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.783893] RSP: 0018:ffff888015c97bc0 EFLAGS: 00010286 [ 41.784518] RAX: 0000000000000000 RBX: ffffed1002b92f78 RCX: ffffffff813a4050 [ 41.785296] RDX: ffff888017199bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.786116] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b92f2f [ 41.786934] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.787745] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c97df8 [ 41.788563] FS: 00007f796c516900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.789478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.790133] CR2: 00007f796ca08580 CR3: 000000001ef49000 CR4: 0000000000350ef0 [ 41.790945] Call Trace: [ 41.791239] [ 41.791520] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.792058] ? __create_object+0x59/0x80 [ 41.792554] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.793138] __vmalloc_noprof+0x59/0x60 [ 41.793626] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.794158] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.794746] bpf_prog_alloc+0x39/0x200 [ 41.795181] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.795777] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.796321] do_seccomp+0x349/0x25e0 [ 41.796776] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.797314] ? __pfx_do_seccomp+0x10/0x10 [ 41.797819] ? find_held_lock+0x2b/0x80 [ 41.798274] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.798882] ? static_key_count+0x60/0x80 [ 41.799363] prctl_set_seccomp+0x4e/0x70 [ 41.799852] __do_sys_prctl+0xe6c/0x1d70 [ 41.800321] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.800859] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.801469] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.802059] ? irqentry_exit+0xf3/0x650 [ 41.802547] do_syscall_64+0xbf/0x430 [ 41.802988] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.803590] RIP: 0033:0x7f796ca085cd [ 41.804007] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.806025] RSP: 002b:00007ffea8e80bc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.806890] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f796ca085cd [ 41.807706] RDX: 00005612d3a5ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.808523] RBP: 00007ffea8e80c20 R08: 0000000000000000 R09: 00007ffea8e802c0 [ 41.809301] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561304a98b10 [ 41.810129] R13: 00007ffea8e81050 R14: 0000561304a992b0 R15: 0000561304aad6f0 [ 41.810953] [ 41.811223] irq event stamp: 1645 [ 41.811636] hardirqs last enabled at (1655): [] __up_console_sem+0x78/0x80 [ 41.812594] hardirqs last disabled at (1664): [] __up_console_sem+0x5d/0x80 [ 41.813560] softirqs last enabled at (1164): [] handle_softirqs+0x50c/0x770 [ 41.814553] softirqs last disabled at (1155): [] __irq_exit_rcu+0xc4/0x100 [ 41.815520] ---[ end trace 0000000000000000 ]--- [ 42.648865] ------------[ cut here ]------------ [ 42.649809] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.651873] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 42.653360] Modules linked in: [ 42.654241] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.656322] Tainted: [W]=WARN [ 42.656932] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.658442] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.659326] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.662597] RSP: 0018:ffff88801593fbc0 EFLAGS: 00010286 [ 42.663584] RAX: 0000000000000000 RBX: ffffed1002b27f78 RCX: ffffffff813a4050 [ 42.664894] RDX: ffff88800f141bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.666214] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b27f2f [ 42.667519] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.668820] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801593fdf8 [ 42.670149] FS: 00007fa577c94900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.671616] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.672690] CR2: 00007fa578186580 CR3: 000000000e455000 CR4: 0000000000350ef0 [ 42.674007] Call Trace: [ 42.674512] [ 42.674930] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.675847] ? __create_object+0x59/0x80 [ 42.676644] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.677635] __vmalloc_noprof+0x59/0x60 [ 42.678396] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.679317] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.680294] bpf_prog_alloc+0x39/0x200 [ 42.681065] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.682058] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.683019] do_seccomp+0x349/0x25e0 [ 42.683785] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.684733] ? __pfx_do_seccomp+0x10/0x10 [ 42.685570] ? find_held_lock+0x2b/0x80 [ 42.686336] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.687347] ? static_key_count+0x60/0x80 [ 42.688182] prctl_set_seccomp+0x4e/0x70 [ 42.688997] __do_sys_prctl+0xe6c/0x1d70 [ 42.689835] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.690738] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.691754] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.692779] ? irqentry_exit+0xf3/0x650 [ 42.693587] do_syscall_64+0xbf/0x430 [ 42.694332] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.695334] RIP: 0033:0x7fa5781865cd [ 42.696070] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.699450] RSP: 002b:00007ffc14822d90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.700889] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa5781865cd [ 42.702259] RDX: 00005635bd4ece00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.703611] RBP: 00007ffc14822df0 R08: 0000000000000000 R09: 00007ffc14822490 [ 42.704962] R10: 0000000000000000 R11: 0000000000000246 R12: 00005635c7923ad0 [ 42.706326] R13: 00007ffc14823220 R14: 00005635c7924bc0 R15: 00005635c7935780 [ 42.707699] [ 42.708144] irq event stamp: 1807 [ 42.708825] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 42.710457] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 42.712069] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 42.713711] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 42.715316] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28111' (ECDSA) to the list of known hosts. 2025/11/17 09:15:49 fuzzer started 2025/11/17 09:15:49 dialing manager at localhost:37895 2025/11/17 09:15:49 checking machine... 2025/11/17 09:15:49 checking revisions... [ 43.615962] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:15:49 testing simple program... [ 43.693611] cgroup: Unknown subsys name 'net' [ 43.764358] cgroup: Unknown subsys name 'cpuset' [ 43.777694] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:15:48 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888009627dc0 RCX=ffff888009627794 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff888009611fbc RBP=ffff888009611bc0 RSP=ffff8880096277a0 R8 =ffffffff86a0b8be R9 =ffff888009627880 R10=000000000003c9ed R11=000000000000897b R12=ffff888009627801 R13=ffff888009627888 R14=ffff888009627dc0 R15=ffff888009627840 RIP=ffffffff815d29c0 RFL=00000213 [----A-C] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffef31d95e8 CR3=000000000ddee000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=2ad2a60a3720ae892647cecd75c78d59 XMM02=00000000003048f8d59e07bde36eea69 XMM03=0000000000304a20ec2efd57dc4c00df XMM04=0e5c3b012f26004f00000000000ae988 XMM05=1b549d0f5a8cbdf80000000000322af8 XMM06=0b39c798a71319b60000000000321c40 XMM07=fb795ef6d65770560000000000311a00 XMM08=2c67c8bc2e329bc30000000000304a20 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000004005 RBX=ffff8880169a3780 RCX=000000001cac2902 RDX=0000000000000008 RSI=ffff8880169a4200 RDI=00000000c37d0208 RBP=ffff8880169a41d8 RSP=ffff888016f7f378 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff8880169a4200 R13=a6d0d9061cac2902 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527599 RFL=00000006 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f796c516900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffea8e7a000 CR3=000000001efc6000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000